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Table 2.
Structural parameters of M 105 and NGC 3384 derived from broad-band surface photometry (Watkins et al. 2014; Cortesi et al. 2013b; Skrutskie et al. 2006) and PN number counts (H+2020) used as input for the photo-kinematic decomposition.
| Component | μeff | Reff | Sersic n | Inclination i | Ellipticity ϵ | PA | α2.5 |
|---|---|---|---|---|---|---|---|
| [mag arcsec−2] | [″] | [°] | [°] | [ ] |
|||
| M 105 halo | 21.73 | 57 | 2.75 | – | 0.111 ± 0.005 | 70.0 ± 1.0 | 1.00 ± 0.11 |
| M 105 exponential envelope | 29.52 | 600 | 1 | – | 0.111 ± 0.005 | 70.0 ± 1.0 | 7.10 ± 1.87 |
| NGC 3384 bulge | 15.9 | 15.2 | 4 | – | 0.17 | 60.51 | 1.41 ± 0.15 |
| NGC 3384 disk | 20.07 | 107 | 1 | 70 | 0.66 | 52.50 | 1.41 ± 0.15 |
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